4-甲基-2-吡啶-3-噻唑-5-甲酸
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- CAS号:
- 39091-01-5
- 英文名:
- 4-METHYL-2-(3-PYRIDINYL)-1,3-THIAZOLE-5-CARBOXYLIC ACID
- 英文别名:
- 2-(3-PYRIDYL)-4-METHYLTHIAZOLE-5-CARBOXYLIC ACID;AKOS B029403;ASISCHEM C71524;BUTTPARK 51\01-30;TIMTEC-BB SBB011441;ASINEX-REAG BAS 07676575;2-(3-PYRIDYL)-4-METHYLTHIAZOLE-5-CARBOX&;4-METHYL-2-PYRID-3-YLTHIAZOLE-5-CARBOXYLIC ACID;4-METHYL-2-PYRIDIN-3-YL-THIAZOLE-5-CARBOXYLIC ACID;4-Methyl-2-(3-pyridinyl)-5-thiazolecarboxylic acid
- 中文名:
- 4-甲基-2-吡啶-3-噻唑-5-甲酸
- 中文别名:
- 4-甲基-2-吡啶-3-噻唑-5-甲酸;4-甲基-2-吡啶-3-噻唑-5-羧酸;4-甲基-3(-2-吡啶)-5-噻唑甲酸;2-(3-吡啶)-4-甲基噻唑-5-羧酸;4-甲基-2-吡啶-1,3-噻唑-5-甲酸;4-甲基-2-(3-吡啶基)噻唑-5-羧酸;4-甲基-2-(3-吡啶基)噻唑-5-甲酸;4-甲基-2-(吡啶-3-基)噻唑-5-羧酸;4-甲基-2-(3-吡啶基)-1,3-噻唑-5-甲酸
- CBNumber:
- CB4715988
- 分子式:
- C10H8N2O2S
- 分子量:
- 220.25
- MOL File:
- 39091-01-5.mol
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4-甲基-2-吡啶-3-噻唑-5-甲酸化学性质
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熔点:
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244-248 °C (dec.)(lit.)
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沸点:
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459.0±55.0 °C(Predicted)
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密度:
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1.381±0.06 g/cm3(Predicted)
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溶解度:
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DMF: 1.5 mg/ml; DMSO: 2 mg/ml; DMSO:PBS(pH7.2) (1:1): 0.5 mg/ml
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形态:
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A crystalline solid
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酸度系数(pKa):
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1.71±0.37(Predicted)
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CAS 数据库:
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39091-01-5(CAS DataBase Reference)
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4-甲基-2-吡啶-3-噻唑-5-甲酸性质、用途与生产工艺
4-甲基-2-吡啶-3-噻唑-5-甲酸的合成步骤如下:
2-溴-4-甲基噻唑-5-甲酸乙酯的合成
250mL反应瓶中,加入9.3g(53.7mmol)2-氨基-4-甲基噻唑-5-甲酸乙酯,加入27.2mL(0.4mol)磷酸和27.8mL(0.4mol)硝酸,室温下磁力搅拌溶解,待溶清后将反应瓶移至带搅拌和滴液漏斗的反应釜中,控制温度在0~5℃以内,滴加4.6g(6.5mmol,2.2mol/L)亚硝酸钠溶液;滴加完毕,继续搅拌30min。滴加29.0g(0.1mol,4.3mol/L)溴化铜溶液,滴加完毕,在0~5℃下继续反应40min,再滴加20.0mL水,滴加完毕过滤,40℃下鼓风干燥12h得橙红色粗品。用甲醇重结晶得10.6g(理论产量为12.5g)白色晶体2-溴-4-甲基噻唑-5-甲酸乙酯。
4-甲基-2-吡啶-3-噻唑-5-甲酸的合成
将3.0g(8.85mmol)七水合磷酸钾、1.50g(5.90mmol)吡啶-3-硼酸B2(pin)2、12mg(0.015mmol)Xphos-Pd-G2和4mg(0.008mmol)Xphos依次加入至反应瓶中,加入6mL乙醇搅拌均匀,再加入2-溴-4-甲基噻唑-5-甲酸乙酯,在室温下反应1小时。反应液中加入5mL乙酸乙酯稀释,经硅藻土过滤,乙酸乙酯洗涤,合并滤液,减压浓缩得到粗产物,经硅胶柱层析分离,石油醚-乙酸乙酯洗脱,得4-甲基-2-吡啶-3-噻唑-5-甲酸。
4-甲基-2-吡啶-3-噻唑-5-甲酸
上下游产品信息
上游原料
下游产品
更新日期 | 产品编号 | 产品名称 | CAS编号 | 包装 | 价格 |
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2024/01/16 | H51723 | 4-甲基-2-(3-吡啶基)噻唑-5-羧酸, 97% 4-Methyl-2-(3-pyridyl)thiazole-5-carboxylic acid, 97% | 39091-01-5 | 1g | 1023元 |
2024/01/16 | H51723 | 4-甲基-2-(3-吡啶基)噻唑-5-羧酸, 97% 4-Methyl-2-(3-pyridyl)thiazole-5-carboxylic acid, 97% | 39091-01-5 | 5g | 4471元 |
39091-01-5, 4-甲基-2-吡啶-3-噻唑-5-甲酸 相关搜索:
- Thiazoles, Isothiazoles &Benzothiazoles
- Carboxylic Acids
- Thiazoles
- Heterocyclic Building Blocks
- Building Blocks
- Thiazoles, Isothiazoles & Benzothiazoles
- Carboxylic Acids
- Thiazole
- 高端化学
- 咪唑,吡唑等衍生物
- 噻唑
- 有机杂环类
- 有机砌块
- 杂环砌块
- 噻唑系列
- CARBOXYLIC ACID
- Building Blocks
- Thiazoles
- Heterocyclic Building Blocks
- 4-甲基-2-(吡啶-3-基)噻唑-5-羧酸
- 4-甲基-2-吡啶-3-噻唑-5-羧酸
- 4-甲基-2-(3-吡啶基)噻唑-5-甲酸
- 4-甲基-2-吡啶-3-噻唑-5-甲酸
- 4-甲基-2-吡啶-1,3-噻唑-5-甲酸
- 2-(3-吡啶)-4-甲基噻唑-5-羧酸
- 4-甲基-2-(3-吡啶基)噻唑-5-羧酸
- 4-甲基-2-(3-吡啶基)-1,3-噻唑-5-甲酸
- 4-甲基-3(-2-吡啶)-5-噻唑甲酸
- 39091-01-5
- 4-Methyl-2-(pyridin-3-yl)thiazol-5-carboxylic acid
- 2-(3-PYRIDYL)-4-METHYLTHIAZOLE-5-CARBOXYLIC ACID
- AKOS B029403
- 4-METHYL-2-(3-PYRIDINYL)-1,3-THIAZOLE-5-CARBOXYLIC ACID
- 4-METHYL-2-PYRIDIN-3-YL-THIAZOLE-5-CARBOXYLIC ACID
- 4-METHYL-2-(PYRIDIN-3-YL)-1,3-THIAZOLE-5-CARBOXYLIC ACID
- BUTTPARK 51\01-30
- ASINEX-REAG BAS 07676575
- ASISCHEM C71524
- TIMTEC-BB SBB011441
- 4-Methyl-2-(3-pyridinyl)-5-thiazolecarboxylic acid
- 5-Thiazolecarboxylic acid, 4-Methyl-2-(3-pyridinyl)-
- 4-Methyl-2-(pyridin-3-yl)-1,3-thiazole-5-carboxylic acid 95%
- 4-METHYL-2-PYRID-3-YLTHIAZOLE-5-CARBOXYLIC ACID
- 2-(3-PYRIDYL)-4-METHYLTHIAZOLE-5-CARBOX&